Distance between cities › USA › Illinois › Olmsted, IL › Distance from Olmsted to Letcher Book Hotels

Distance from Olmsted, IL to Letcher, SD

Distance

840 mi

Time

15 hours 41 mins

Gas Cost

$79 - $154

There are 663.43 miles from Olmsted to Letcher in northwest direction and 840 miles (1,351.85 kilometers) by car, following the I-29 and US-6 route.

Olmsted and Letcher are 15 hours 41 mins far apart, if you drive non-stop .

This is the fastest route from Olmsted, IL to Letcher, SD.

Olmsted, IL and Letcher, SD are in the same time zone (CDT). Current time in both locations is 2:22 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Olmsted, IL to Letcher, SD:

Lowest Price Rental Cars in Olmsted, IL

Planning on renting a car to go from Olmsted, IL to Letcher, SD? Here there are some offers to rent a car in Olmsted, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Olmsted »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 33.72 gallons of gas to cover the route between Olmsted, IL and Letcher, SD.

The estimated cost of gas to go from Olmsted to Letcher is $110.97.

During the route, an average car will release 660.64 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.29 per gallon of regular gas. Price last updated on March 13, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Olmsted, IL and Letcher, SD

If you want to meet halfway between Olmsted, IL and Letcher, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.319489 and -94.693523, or 39º 19' 10.1604" N, 94º 41' 36.6828" W. This location is 419.81 miles away from Olmsted, IL and Letcher, SD and it would take approximately 7 hours 50 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Ferrelview, MO, situated 405 miles from Olmsted, IL and 435 miles from Letcher, SD. It would take 7 hours 57 mins to go from Olmsted to Ferrelview and 7 hours 45 mins to go from Letcher to Ferrelview.

Major City Closest to Halfway Point

The major city closest to the halfway point between Olmsted, IL and Letcher, SD is Kansas City, MO, situated 385 miles from Olmsted, IL and 450 miles from Letcher, SD. It would take 7 hours 36 mins to go from Olmsted to Kansas City and 8 hours 7 mins to go from Letcher to Kansas City.